While designing shaft on the basis of torsional rigidity, angle of twist is given by?

Related MCQs

• Calculate the shaft diameter on rigidity basis if torsional moment is 196000N-mm, length of shaft is 1000mm. Permissible angle of twist per meter is 0.5’ and take G=79300N/mm².
• If allowable shear stress in the shaft is 70N/mm² and torsional and bending moments are M=1185000N-mm and m=330000N-mm, find the diameter of the shaft.
• If a clearance fit is present between shaft and hole, what is the tolerance on shaft or hole for a complete interchangeable approach?
• The strength of hollow shaft is more than the strength of solid shaft of same weight.
• The stiffness of solid shaft is more than the stiffness of hollow shaft with same weight.
• Solid shaft is costlier than hollow shaft of same weight.
• While designing a forging, the profile is selected such that the fibrous lines are parallel to the tensile forces and perpendicular to shear forces.
• The helical spring ad wire of helical torsion spring, both are subjected to torsional shear stresses.
• Calculate the tension in the rope of pulley C. "The layout of a shaft supported on bearings at A & B is shown. Power is supplied by means of a vertical belt on pulley B which is then transmitted to pulley C carrying a horizontal belt. The angle of wrap is 180’ and coefficient of friction is 0.3. Maximum permissible tension in the rope is 3kN. The radius of pulley at B & C is 300mm and 150mm"
• If bending moment on point B in horizontal plate is M and in vertical plane is m, then the net bending moment at point B is? "The layout of a shaft supported on bearings at A & B is shown. Power is supplied by means of a vertical belt on pulley B which is then transmitted to pulley C carrying a horizontal belt. The angle of wrap is 180’ and coefficient of friction is 0.3. Maximum permissible tension in the rope is 3kN. The radius of pulley at B & C is 300mm and 150mm"